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Cheap flights from Medford to Ontario from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Medford to Ontario departing on 4/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Medford to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 am - 1:39 pm
MFR
-
ONT
7h 29m
1 stop
Delta Logo
5:55 pm - 11:20 pm
ONT
-
MFR
5h 25m
1 stop
$167Delta
Wed, Apr 15 - Wed, Apr 22
Alaska Airlines Logo
1:22 pm - 9:45 am
MFR
-
ONT
20h 23m
1 stop
Alaska Airlines Logo
7:59 pm - 7:04 pm
ONT
-
MFR
23h 05m
1 stop
$205Alaska Airlines
Tue, Apr 21 - Fri, Apr 24
Alaska Airlines Logo
1:22 pm - 11:59 pm
MFR
-
ONT
10h 37m
1 stop
Alaska Airlines Logo
10:39 am - 4:59 pm
ONT
-
MFR
6h 20m
1 stop
$215Alaska Airlines
Tue, Apr 21 - Sat, Apr 25
Delta Logo
12:21 pm - 10:34 pm
MFR
-
ONT
10h 13m
1 stop
Delta Logo
5:50 pm - 11:55 pm
ONT
-
MFR
6h 05m
1 stop
$223Delta
Tue, May 19 - Wed, May 27
Alaska Airlines Logo
7:50 pm - 9:39 am
MFR
-
ONT
13h 49m
1 stop
Alaska Airlines Logo
7:59 pm - 7:04 pm
ONT
-
MFR
23h 05m
1 stop
$243Alaska Airlines
Mon, Apr 20 - Fri, Apr 24
Alaska Airlines Logo
5:36 pm - 2:30 pm
MFR
-
ONT
20h 54m
1 stop
Alaska Airlines Logo
10:39 am - 4:59 pm
ONT
-
MFR
6h 20m
1 stop
$245Alaska Airlines
Tue, May 5 - Sat, May 9
Delta Logo
6:10 am - 1:39 pm
MFR
-
ONT
7h 29m
1 stop
Delta Logo
1:29 pm - 11:20 pm
ONT
-
MFR
9h 51m
2 stops
$252Delta
Sat, Apr 18 - Wed, Apr 22
Delta Logo
6:15 am - 10:34 pm
MFR
-
ONT
16h 19m
1 stop
Delta Logo
6:45 am - 1:00 pm
ONT
-
MFR
6h 15m
1 stop
$253Delta
Tue, May 19 - Wed, May 27
Alaska Airlines Logo
5:45 am - 8:23 pm
MFR
-
ONT
14h 38m
2 stops
Alaska Airlines Logo
10:39 am - 7:04 pm
ONT
-
MFR
8h 25m
1 stop
$254Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
Alaska Airlines Logo
5:45 am - 11:59 pm
MFR
-
ONT
18h 14m
1 stop
Alaska Airlines Logo
10:39 am - 7:04 pm
ONT
-
MFR
8h 25m
1 stop
$255Alaska Airlines
Sat, Apr 18 - Sat, Apr 25

Alaska Airlines flights from Medford to Ontario

Our best Alaska Airlines deals on Medford to Ontario flight tickets
Alaska Airlines
Apr 21
MFR1:22 pmMedford
20h 23m
1 stop
ONT9:45 amOntario
Apr 24
ONT7:59 pmOntario
23h 05m
1 stop
MFR7:04 pmMedford
$205
Alaska Airlines
Apr 21
MFR1:22 pmMedford
10h 37m
1 stop
ONT11:59 pmOntario
Apr 25
ONT10:39 amOntario
6h 20m
1 stop
MFR4:59 pmMedford
$215
Alaska Airlines
Apr 20
MFR7:50 pmMedford
13h 49m
1 stop
ONT9:39 amOntario
Apr 24
ONT7:59 pmOntario
23h 05m
1 stop
MFR7:04 pmMedford
$243

Delta flights from Medford to Ontario

Our best Delta deals on Medford to Ontario flight tickets
Delta
Apr 15
MFR6:10 amMedford
7h 29m
1 stop
ONT1:39 pmOntario
Apr 22
ONT5:55 pmOntario
5h 25m
1 stop
MFR11:20 pmMedford
$167
Delta
May 19
MFR12:21 pmMedford
10h 13m
1 stop
ONT10:34 pmOntario
May 27
ONT5:50 pmOntario
6h 05m
1 stop
MFR11:55 pmMedford
$223
Delta
Apr 18
MFR6:10 amMedford
7h 29m
1 stop
ONT1:39 pmOntario
Apr 22
ONT1:29 pmOntario
9h 51m
2 stops
MFR11:20 pmMedford
$252

momondo Fare Finder

 
Customize your flight search to find flights from Medford to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Medford to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MedfordOntario

MFR - ONT

MFRONT

Medford

Wed 4/15

6:10 am-1:39 pm

1 stop7h 29m

Ontario

Wed 4/22

5:55 pm-11:20 pm

1 stop5h 25m

$167

MedfordOntario

MFR - ONT

MFRONT

Medford

Tue 4/21

1:22 pm-9:45 am

1 stop20h 23m

Ontario

Fri 4/24

7:59 pm-7:04 pm

1 stop23h 05m

$205

MedfordOntario

MFR - ONT

MFRONT

Medford

Tue 4/21

1:22 pm-11:59 pm

1 stop10h 37m

Ontario

Sat 4/25

10:39 am-4:59 pm

1 stop6h 20m

$215

MedfordOntario

MFR - ONT

MFRONT

Medford

Tue 5/19

12:21 pm-10:34 pm

1 stop10h 13m

Ontario

Wed 5/27

5:50 pm-11:55 pm

1 stop6h 05m

$223

MedfordOntario

MFR - ONT

MFRONT

Medford

Mon 4/20

7:50 pm-9:39 am

1 stop13h 49m

Ontario

Fri 4/24

7:59 pm-7:04 pm

1 stop23h 05m

$243

MedfordOntario

MFR - ONT

MFRONT

Medford

Tue 5/5

5:36 pm-2:30 pm

1 stop20h 54m

Ontario

Sat 5/9

10:39 am-4:59 pm

1 stop6h 20m

$245

MedfordOntario

MFR - ONT

MFRONT

Medford

Sat 4/18

6:10 am-1:39 pm

1 stop7h 29m

Ontario

Wed 4/22

1:29 pm-11:20 pm

2 stops9h 51m

$252

MedfordOntario

MFR - ONT

MFRONT

Medford

Tue 5/19

6:15 am-10:34 pm

1 stop16h 19m

Ontario

Wed 5/27

6:45 am-1:00 pm

1 stop6h 15m

$253

MedfordOntario

MFR - ONT

MFRONT

Medford

Sat 4/18

5:45 am-8:23 pm

2 stops14h 38m

Ontario

Sat 4/25

10:39 am-7:04 pm

1 stop8h 25m

$254

MedfordOntario

MFR - ONT

MFRONT

Medford

Sat 4/18

5:45 am-11:59 pm

1 stop18h 14m

Ontario

Sat 4/25

10:39 am-7:04 pm

1 stop8h 25m

$255

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Medford to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, February is the cheapest month to fly from Medford to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $167. If you aren’t able to travel during the month of February, then book flights to Ontario from Medford during March instead. Flights to Ontario in March, while not as cheap as those in February, still average around $262.

How have Medford to Ontario flight prices changed over time?

When to book flights from Medford to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Medford to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Medford to Ontario (MFR to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Medford to Ontario

Fastest flight time

3h 35m

Direct flights

None
The fastest flight from Medford to Ontario takes 3h 35m
There are no direct flights from Medford to Ontario. There are no popular flight routes from Medford to Ontario.
Search flight deals

  • How far is Medford to Ontario by plane?

    The distance between Medford and Ontario is about 636.8 mi. Typically, this will take 3h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Medford Airport to Ontario Airport?

    Prices for flights from Medford Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Medford Airport to Ontario Airport?

  • How old do you have to be to fly from Medford Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Medford Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Medford to Ontario?

Best airlines flying from Medford to Ontario

Compare and see reviews for airlines that fly from Medford to Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $121Free CancellationRating
7.9
8,276 reviews
Search Delta flights
Alaska AirlinesPriceFrom $220Free CancellationRating
8.0
12,014 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Medford to Ontario?

It is quick and easy to find Medford to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Medford to Ontario with flexible booking policies on momondo?

All flight searches from Medford to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Medford to Ontario?

momondo helps you find the best flight between Medford and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Medford to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Medford and alert you when they change.

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